Tethers Unlimited is a U.S. private aerospace company with its headquarters in Bothell, Washington. They carry out research and development of new products and technologies for space, sea, and air. TU was founded in 1994 to research and develop space tether technology. Applications of space tethers include removal of orbital debris and momentum exchange tethers for moving payloads to higher orbits.
Estonia is a small country in Northern Europe. The Gulf of Finland is to the north and the Baltic Sea is to the west. The country of Latvia lies to the south and Russia lies to the east. Estonia has a land area of about sixteen thousand square miles which includes the mainland and over two thousand islands.
The U.S. Energy Information Administration (EIA) has announced that the fleet of U.S. commercial nuclear reactors produced more electricity in 2018 that in any previous year. In 2018, U.S. nuclear power generation of eight hundred seven and one tenth terawatts was slightly higher than 2010, the previous peak year at eight hundred seven terawatts. However, the U.S.
China General Nuclear Power Group (CGN) has just put out a request for bids to construct a nuclear powered vessel that will be about five hundred feet long, about a hundred feet wide and about sixty feet in depth with a displacement of about thirty thousand tons. In the request for bids, the ship is described as “experimental.”
One of the suggested ways of permanently disposing of spent nuclear fuel and other highly radioactive wastes is to mix them with sand and chemicals and heat the mixture until it turns into glass logs. This is referred to as vitrification.
Many years ago, shortly after I left college, I was talking to some folks about nuclear power. I said that I was confident that engineers could design safe systems but that we would have to rely on government and industry to be far more competent and honest than they had ever been in order to use nuclear power without major accidents.